. >> to return the power to the people, as they say, protesters hope to topple the elected government and replace it with an unelected people's council. >> now, a french researcher is behind a new breakthrough for more than 40,000 people hoping to get a cornea transplant worldwide. a biologist has found a way to reprogram hair cells to make a cornea from your own d.n.a. we have more on the discovery that's just been recognized by the academy of science. >> using hair cells to help the blind see again, for this french scientist, the goal behind a decade's work, just recognized by the academy of science. >> our laboratory's innovation has taken a hair, cultivated its cells, and reprogrammed those cells to form cornea cells. >> the corneas protects the iris and the pupil. it can be destroyed in an accident, by burns, or infection. in such cases, the eye goes opaque, causing blindness. nowadays scientists are able to repair the cornea with grafts from donors, like those in this container. 42,000 people are currently awaiting for a cornea trance plarnt around the world, however, the number